Note 7 - Fair Value Measurements (Tables)

9 Months Ended

Sep. 30, 2020

Notes Tables

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]

			Fair Value Measurements at September 30, 2020 Using
Description	Balance as of September 30, 2020		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
U.S. Government agencies and corporations	$	62,593	$	---	$	62,593	$	---
State and political subdivisions		163,114		---		163,114		---
Mortgage-backed securities		258,324		---		258,324		---
Corporate debt securities		3,320		---		3,320		---
Total securities available for sale	$	487,351	$	---	$	487,351	$	---

			Fair Value Measurements at December 31, 2019 Using
Description	Balance as of December 31, 2019		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
U.S. Government agencies and corporations	$	121,123	$	---	$	121,123	$	---
State and political subdivisions		88,239		---		88,239		---
Mortgage-backed securities		221,783		---		221,783		---
Corporate debt securities		4,118		---		4,118		---
Total securities available for sale	$	435,263	$	---	$	435,263	$	---

Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]

				Fair Value Measurements at September 30, 2020 Using
Description	Balance as of September 30, 2020			Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Interest rate loan contracts	$	23		$	---	$	---	$	23
Forward contracts	$	(65	)	$	---	$	---	$	(65	)

				Fair Value Measurements at December 31, 2019 Using
Description	Balance as of December 31, 2019			Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Interest rate loan contracts	$	1		$	---	$	---	$	1
Forward contracts	$	(4	)	$	---	$	---	$	(4	)

Schedule of Derivative Instruments [Table Text Block]

September 30, 2020	Valuation Technique	Unobservable Input	Range (Weighted Average)
Interest rate loan contracts	Market approach	Pull-through rate	85.82%	-	100.00%	(92.39%)
Forward contracts	Market approach	Pull-through rate	85.82%	-	100.00%	(92.39%)
Interest rate loan contracts	Market approach	Current reference price	101.46%	-	104.36%	(102.47%)	(1)
Forward contracts	Market approach	Current reference price	101.46%	-	104.36%	(102.60%)	(1)

December 31, 2019	Valuation Technique	Unobservable Input	Range (Weighted Average)
Interest rate loan contracts	Market approach	Pull-through rate		90.00%(1)
Forward contracts	Market approach	Pull-through rate		65.60%(1)
Interest rate loan contracts	Market approach	Current reference price	101.49%	-	102.06%	(101.72%)	(2)
Forward contracts	Market approach	Current reference price	101.49%	-	103.28%	(101.91%)	(2)

Fair Value Measurements, Nonrecurring [Table Text Block]

				Carrying Value
Date	Description	Balance		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
	Assets:
September 30, 2020	Impaired loans net of valuation allowance	$	952	$	---	$	---	$	952
December 31, 2019	Impaired loans net of valuation allowance		1,005		---		---		1,005

				Carrying Value
Date	Description	Balance		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
	Assets:
September 30, 2020	Other real estate owned net of valuation allowance	$	1,553	$	---	$	---	$	1,553
December 31, 2019	Other real estate owned net of valuation allowance		1,612		---		---		1,612

Fair Value Measurement Inputs and Valuation Techniques [Table Text Block]

Impaired Loans	Valuation Technique	Unobservable Input	Range (Weighted Average(1))
September 30, 2020	Present value of cash flows	Discount rate	5.50%	–	6.50%	(5.78%)
December 31, 2019	Present value of cash flows	Discount rate	5.50%	–	6.50%	(5.77%)

September 30, 2020	Valuation Technique	Unobservable Input	Range (Weighted Average(1)
Other real estate owned	Discounted appraised value	Selling cost	0.00%(2)	–	5.54%	(0.46%)
Other real estate owned	Discounted appraised value	Discount for lack of marketability and age of appraisal	0.00%	–	11.35%	(0.95%)

December 31, 2019	Valuation Technique	Unobservable Input	Range (Weighted Average(1))
Other real estate owned	Discounted appraised value	Selling cost	0.00%(2)	–	6.00%	(0.68%)
Other real estate owned	Discounted appraised value	Discount for lack of marketability and age of appraisal	0.00%	–	45.17%	(1.28%)

Fair Value, by Balance Sheet Grouping [Table Text Block]

	September 30, 2020
	Carrying Amount		Quoted Prices in Active Markets for Identical Assets Level 1		Significant Other Observable Inputs Level 2		Significant Unobservable Inputs Level 3
Financial Assets:
Cash and due from banks	$	10,593	$	10,593	$	---	$	---
Interest-bearing deposits		68,779		68,779		---		---
Securities		487,351		---		487,351		---
Restricted securities		1,279		---		1,279		---
Loans held for sale		3,690		---		3,690		---
Loans, net		792,226		---		---		783,201
Accrued interest receivable		5,238		---		5,238		---
Bank-owned life insurance		36,226		---		36,226		---
Interest rate loan contracts		23		---		---		23
Financial Liabilities:
Deposits	$	1,213,582	$	---	$	1,110,574	$	103,191
Accrued interest payable		86		---		86		---
Forward contracts		65		---		---		65

	December 31, 2019
	Carrying Amount		Quoted Prices in Active Markets for Identical Assets Level 1		Significant Other Observable Inputs Level 2		Significant Unobservable Inputs Level 3
Financial Assets:
Cash and due from banks	$	10,290	$	10,290	$	---	$	---
Interest-bearing deposits		76,881		76,881		---		---
Securities		435,263		---		435,263		---
Restricted securities		1,220		---		1,220		---
Loans held for sale		905		---		905		---
Loans, net		726,588		---		---		718,299
Accrued interest receivable		4,285		---		4,285		---
Bank-owned life insurance		35,567		---		35,567		---
Interest rate loan contracts		1		---		---		1
Financial Liabilities:
Deposits	$	1,119,753	$	---	$	991,725	$	128,011
Accrued interest payable		144		---		144		---
Forward contracts		4		---		---		4